package v1.chapter3.LotteryOdds;

import java.util.Scanner;

public class LotteryOdds {

	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);

		System.out.print("How many numbers do you need to draw? ");
		int k = in.nextInt();

		System.out.print("What is the highest number you can draw? ");
		int n = in.nextInt();

		int lotteryOdds = 1;
		for (int i = 1; i <= k; i++)
			lotteryOdds = lotteryOdds * (n - i + 1) / i;

		System.out.println("Your odds are 1 in " + lotteryOdds + ". Good luck!");

	}

}
